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National Stock Number:
4820-01-469-7249
Federal Supply Class:
4820
National Item Identification Number:
014697249
Description:
SEAT,VALVE
Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
| 1767-D PC17 | 75545 | LAWLER MANUFACTURING COMPANY, INC. | | 1767-D-17 | 75545 | LAWLER MANUFACTURING COMPANY, INC. | | 3965 | 75545 | LAWLER MANUFACTURING COMPANY, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 1.250 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.875 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.187 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.031 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 464 SEAT | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.750 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.250 INCHES SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.093 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | NHA VALVE TEMP RELEASE |
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